<!-- 只引入head，用于弹出页面，如新增、修改等 -->
<html lang="en"
      xmlns:th="http://www.thymeleaf.org"
      xmlns:layout="http://www.thymeleaf.org">
    <head>
        <meta th:replace="shixi/include/head :: head"/>
    </head>
    <body>
        <div class="container-fluid">
            <div layout:fragment="content"></div>
        </div>
    </body>
</html>

